A026247 a(n) = (1/2)*s(n), where s(n) is n-th even number in A002251.

1, 5, 2, 3, 9, 10, 4, 13, 14, 6, 17, 18, 7, 8, 22, 26, 27, 11, 30, 31, 12, 34, 35, 39, 15, 16, 43, 47, 48, 19, 51, 52, 20, 21, 56, 60, 23, 24, 64, 65, 25, 68, 69, 73, 28, 29, 77, 81, 82, 32, 85, 86, 33, 89, 90, 94, 36, 37, 98, 99, 38, 102, 103

Offset

1,2

Links

Table of n, a(n) for n=1..63.

Crossrefs

Sequence in context: A176319 A261026 A160080 * A354236 A348779 A226693

Adjacent sequences: A026244 A026245 A026246 * A026248 A026249 A026250

Keyword

nonn

Author

Clark Kimberling

Status

approved