25757

Appears in sequences

• Numbers n such that n^2 + 1, (n+1)^2 + 1 and (n+2)^2 + 1 are divisible by a square.at n=5A218048
• Total number of parts of multiplicity 6 in all partitions of n.at n=44A222706
• a(n) = Sum_{d|n} phi(d) * binomial(d+n/d-1, d).at n=54A338655
• Expansion of e.g.f. (1/x) * Series_Reversion( x * exp(-3*x) / (1 + x*exp(-x)) ).at n=4A380829
• a(0) = 1; thereafter a(n) = 10*n^2 - 5*n + 2.at n=51A383466
• Consecutive states of the linear congruential pseudo-random number generator 170*s mod 30323 when started at s=1.at n=39A385033