Table of Squares - base Seven

N0123456
1,01,0000020104040612112213341551
1,11,2100232125443102333235644131
1,21,4400464152145462604263246611
1,32,0200046110541352165222542561
1,42,3200351141244442506254146041
1,52,6400003103641032140220442421
1,63,3100345141344522521256046301
2,04,0000040111041512222226343351
2,14,4100452152446002643201640631
2,25,1400214126143362414246245411
2,35,6200666104541252205225543361
2,46,4200501155246342016210141541
2,510,2400323140644632550263440221
2,611,1100165125343422431252046101
3,012,0000060115042412332242345151
3,112,6100002106441602253234644431
3,213,5400634103141262224232244211
3,314,5200626101541152215231544161
3,415,5200621102241242226233144341
3,516,5400643104641532260236445021
3,620,6100015112342322341245045601
4,022,0000110122043312442255346651
4,123,1100222133444502563200641231
4,224,2400354150146162034215243011
4,325,4200546165541052225234544661
4,426,6200044116243142436256140141
4,531,1400263141645432000212442521
4,632,4100535166341222251241045401
5,034,0000130126044212552201341451
5,135,3100442160440402203233645031
5,236,6400104124144062544201241511
5,341,3200466162540652235240545461
5,443,0200161133245042646212142641
5,544,4400613105642332410255440321
5,646,2100355153340122161234045201
6,051,0000150133045112662214343251
6,152,5100662114443302513266641531
6,254,3400524101141662354254240311
6,356,2200406156540552245243546361
6,461,1200311150246642156235145541
6,563,0400233142646232120231445221
6,665,0100205140346022101230045001
Notes
Square of 1,40 = 2,3200; square of 1,41 = 2,3511
on some lines the integer changes, e.g. 1,502 = 2,6400; 1,512 = 3,0031
and twice on some other lines:
e.g. squares of 4,40 (26,62), of 4,41 (30,0411) and 4,46 (31,0141)