34941

Appears in sequences

• Numbers k such that 1 + 3*10^k + 100^k is prime.at n=22A171376
• Number of partitions p of n such that (number of numbers of the form 3k+1 in p) is a part of p.at n=42A241547
• Number of n X 3 nonnegative integer arrays with upper left 0 and every value within 3 of its king move distance from the upper left and every value increasing by 0 or 1 with every step right, diagonally se or down.at n=11A252933
• Number of terms of A072873 less than or equal to 10^n.at n=45A267757
• Expansion of 1 / (1 + Sum_{k>=1}(-x)^Lucas(k)).at n=37A357384