22213

Appears in sequences

• Denominators of continued fraction convergents to sqrt(277).at n=10A041521
• Numbers n such that p(n),p(n)+6,p(n)+12,p(n)+18 are consecutive primes and p(n)=6*k+1 for some k, where p(n) denotes n-th prime.at n=33A090838
• Minimal peaks in digital expansions of Pi: positions of peaks equal to 1.at n=22A105275
• Main diagonal of array A255551.at n=26A255550
• Number of starting positions of Kayles with n pieces such that the 2nd player can win (P-positions).at n=49A263453
• a(n) = prime(n) * prime(2n).at n=24A319613
• Nonprime Heinz numbers of multiples of triangular partitions, or of finite arithmetic progressions with offset 0.at n=33A325407