34750

Appears in sequences

• Number of partitions of n into distinct parts with 2 levels of parentheses.at n=17A050343
• Enneagonal numbers for which the product of the digits is also an enneagonal number.at n=35A117052
• The number of P-positions in the game of Nim with up to five piles, allowing for piles of zero, such that the total number of objects in all piles is 2n.at n=37A238759
• a(n) = prime(n) + prime(n+1) * prime(n+2).at n=40A293206
• Expansion of e.g.f. exp(x - x^5/120).at n=13A351931