A171512 a(n) = numbers m such that are not the sum of k-th nonprime number and k for any k >= 1.

1, 3, 4, 5, 7, 8, 10, 11, 13, 15, 17, 18, 20, 21, 23, 25, 27, 28, 30, 31, 33, 35, 37, 38, 40, 42, 44, 46, 48, 49, 51, 52, 54, 56, 58, 60, 62, 63, 65, 67, 69, 70, 72, 73, 75, 77, 79, 80, 82, 84

Offset

1,2

Comments

Complement of set {A(nonprime number(n)+n)} = {A171504(n)} = {A(A018252(n)+A000027(n))}.

Links

Table of n, a(n) for n=1..50.

Crossrefs

Sequence in context: A186499 A187911 A089230 * A098090 A287127 A174681

Adjacent sequences: A171509 A171510 A171511 * A171513 A171514 A171515

Keyword

nonn

Author

Jaroslav Krizek, Dec 10 2009

Status

approved