81299

Properties

Appears in sequences

• G.f.: A(x) = exp( Sum_{n>=1} [Sum_{k=0..n} C(n,k)^3 * x^k / A(x)^k] * x^n/n ).at n=13A198950
• Number of compositions of n that are both a reversed necklace and a co-necklace.at n=23A334271
• Primes that are the sum of some number of consecutive prime squares.at n=41A376916
• a(n) is the smallest prime that starts the first occurrence of exactly n consecutive primes in A381019.at n=27A381616
• Prime numbersat n=7956