43645

Appears in sequences

• a(n) = n*(n+1)*(2*n+1)*(3*n+1)/6.at n=14A011195
• Fifth column of the (1,4)-Pascal triangle A095666.at n=27A095667
• Number of Pythagorean quadruples mod n; i.e., number of solutions to w^2 + x^2 + y^2 = z^2 mod n.at n=34A096018
• Number of n-node connected graphs with no cycles of length less than 5.at n=12A126757
• Total number of Fibonacci parts in all partitions of n.at n=29A144115
• For n >= 2, a(n) = a(n-1) + a(n-2) + A051697(n), a(0)=0, a(1)=1.at n=20A363707
• Consecutive states of the linear congruential pseudo-random number generator (257*s + 41) mod 2^16 when started at s=1.at n=28A384961