34023

Appears in sequences

• Numbers k such that 201*2^k+1 is prime.at n=18A032477
• Number of partitions of n into parts not of the form 23k, 23k+10 or 23k-10. Also number of partitions with at most 9 parts of size 1 and differences between parts at distance 10 are greater than 1.at n=40A035998
• E.g.f. (1/cosh(x)+tanh(x))*(exp(2*x)-exp(-x))/3.at n=10A101480
• Product_{k>=1} 1/(1 - a(k)*x^k) = Sum_{k>=0} k!*x^k.at n=7A316084