45452

Appears in sequences

• Four-fold convolution of Bell numbers with themselves.at n=8A014325
• Numbers k such that k*(k+3) gives the concatenation of a number m with itself.at n=9A116287
• Number of 5-step S, NW and NE-moving king's tours on an n X n board summed over all starting positions.at n=27A187379
• a(n) = n*(n^2 + 3*n - 2)/2.at n=44A256857
• Number of integer partitions of n such that, for all parts x, x - 1 or x + 1 is also a part.at n=57A355394