2-term relations:
+4[5] -1[239]   == 1 * Pi/4
      {13}

3-term relations:
+12[18] +8[57] -5[239]   == 1 * Pi/4
      {5, 13}

4-term relations:
+44[57] +7[239] -12[682] +24[12943]   == 1 * Pi/4
      {5, 13, 61}

5-term relations:
+88[192] +39[239] +100[515] -32[1068] -56[173932]   == 1 * Pi/4
      {5, 13, 73, 101}

6-term relations:
+322[577] +76[682] +139[1393] +156[12943] +132[32807] +44[1049433]   == 1 * Pi/4
      {5, 13, 61, 89, 197}

7-term relations:
+1587[2852] +295[4193] ... -708[390112]   == 1 * Pi/4
      {5, 13, 17, 29, 97, 433}

8-term relations:
+2192[5357] +2097[5507] ... -708[1115618]   == 1 * Pi/4
      {5, 13, 29, 37, 61, 97, 337}

9-term relations:
+3286[34208] +9852[39307] ... +776[976283]   == 1 * Pi/4
      {5, 13, 17, 29, 41, 53, 97, 269}

10-term relations:
+1106[54193] -30569[78629] ... +23407[201229582]   == -1 * Pi/4
      {5, 13, 17, 41, 53, 73, 97, 101, 157}

11-term relations:
+36462[390112] +135908[485298] ... -43938[2189376182]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 53, 61, 89, 97, 101}

12-term relations:
+893758[1049433] +655711[1264557] ... -432616[2189376182]   == 2 * Pi/4
      {5, 13, 17, 29, 37, 53, 61, 89, 97, 101, 197}

13-term relations:
+1126917[3449051] +1337518[4417548] ... -216308[2189376182]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 53, 61, 89, 97, 101, 181, 281}

14-term relations:
+446879[6826318] +5624457[8082212] ... +483341[17249711432]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 53, 61, 89, 97, 101, 181, 269, 457}

15-term relations:
+5034126[20942043] +1546003[22709274] ... +1337518[250645741818]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 89, 97, 101, 181, 337, 389}

16-term relations:
+14215326[53141564] +6973645[54610269] ... +8735690[34840696582]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 101, 109, 233, 241, 389, 569}

17-term relations:
+12872838[201229582] +27205340[203420807] ... +35839320[134520516108]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 53, 89, 97, 101, 109, 113, 197, 229, 233, 557, 757}

18-term relations:
+2859494[299252491] -41068896[321390012] ... -89623108[18004873694818]   == -1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 73, 97, 109, 113, 149, 157, 181, 193, 337, 409}

19-term relations:
+270619381[778401733] -138919506[1012047353] ... +146407224[30038155625330]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 73, 89, 97, 109, 113, 149, 157, 193, 257, 293, 449}

20-term relations:
+807092487[2674664693] +479094776[2701984943] ... +214188292[564340076432]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 113, 149, 157, 193, 277, 313, 421, 509}

21-term relations:
+598245178[5513160193] -115804626[7622130953] ... -1521437626[38057255532937]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 101, 109, 149, 173, 233, 269, 281, 313, 349}

22-term relations:
+2242198001[17249711432] +1907212074[18986886768] ... -2418616720[69971515635443]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 101, 109, 137, 149, 173, 181, 257, 449, 457, 617}

23-term relations:
+5667127453[58482499557] +15129381[59168467669] ... +8164579419[21881002771243]   == 2 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 97, 109, 113, 157, 173, 193, 197, 233, 241, 269, 313, 449, 521}

24-term relations:
+25755712641[102416588812] +31142028402[102428655030] ... +32555698322[12970464759326963]   == 2 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 101, 149, 173, 181, 193, 229, 257, 277, 281, 313, 433, 673}

25-term relations:
+167174919693[160422360532] +28100366064[186974489515] ... +23981185267[3386696477716649]   == 4 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 101, 109, 113, 137, 149, 181, 193, 229, 241, 277, 293, 577, 601}

26-term relations:
+152014292229[392943720343] +60325885083[476704288228] ... -103240793335[1367017926441055]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 73, 89, 97, 101, 109, 113, 137, 173, 181, 193, 197, 229, 257, 269, 277, 577, 653}

27-term relations:
+166553022292[970522492753] +222363417479[989193552378] ... -238261971358[452493528674723]   == 1 * Pi/4
      {5, 13, 17, 29, 37, 41, 53, 61, 89, 97, 101, 109, 113, 137, 149, 173, 181, 229, 241, 257, 269, 277, 281, 317, 541, 601}