50616

Appears in sequences

• Order of the group SL(2,Z_n).at n=36A000056
• a(n) = (5*n + 1)*(5*n + 2)*(5*n + 3).at n=7A001509
• a(n) = n*(n-1)*(n-2) (or n!/(n-3)!).at n=38A007531
• Gaps of 10 in sequence A038593 (lower terms).at n=21A038659
• Order of commutator subgroup of GL(2,Z_n) (invertible 2 X 2 matrices mod n: A000252).at n=36A065430
• a(n) = (2*n+2)*(2*n+3)*(2*n+4) = 24*A000330(n+1).at n=17A069074
• Number of conjugacy classes in the group GL(3,Z_n).at n=36A086768
• a(n) = sigma_3(n) - sigma_1(n).at n=36A092348
• Where A098018(k)=-n.at n=20A098874
• Product of three numbers: n-th prime, previous number, and following number.at n=11A127917
• a(n) = 81*n^2 - 9.at n=24A157909
• The number of the ordered triples (A,B,C) satisfying the system of the modular relations {A*B - B*A = C, B*C - C*B = A, C*A - A*C = B}, where A,B,C are distinct 2 X 2 matrices over Z(n).at n=36A194894
• Number of non-congruent solutions to x^2 + y^2 + z^2 + t^2 == 1 (mod n).at n=36A208895
• a(n) = 3*n*(3*n + 1)*(3*n + 2).at n=11A228889
• Exponent of the group of 2 X 2 invertible matrices over Z/nZ.at n=36A229292
• Expansion of Product_{k>=0} ((1+x^(4*k+1))/(1-x^(4*k+1)))^2.at n=37A261650
• Number of positive integers with n digits whose digit sum is equal to its digit product.at n=37A297815
• Exponent of the group GL(2, Z_n).at n=36A327568
• Orders of perfect non-simple groups.at n=60A327912
• Orders of the finite groups SL_2(K) when K is a finite field with q = A246655(n) elements.at n=18A329119