25485

Appears in sequences

• Bosonic string states.at n=39A005308
• Number of base 23 circular n-digit numbers with adjacent digits differing by 6 or less.at n=4A125411
• Number of 4-element nondividing subsets of {1, 2, ..., n}.at n=35A187491
• Expansion of 1/((1-x)*(1-2*x^2)*(1-3*x^3)*(1-4*x^4)).at n=19A291987
• Number of ways to write n as an ordered sum of 10 nonprime numbers.at n=22A341504
• a(n) = Sum_{k=0..n} (k+1) * 2^(n-k) * binomial(2*k,2*(n-k)).at n=8A390732