A280770 Even terms in A280864, divided by 2, in order of appearance.

1, 2, 3, 4, 5, 6, 7, 8, 11, 9, 10, 12, 14, 13, 17, 15, 19, 16, 23, 18, 21, 24, 29, 20, 26, 22, 31, 25, 39, 27, 37, 28, 34, 30, 41, 32, 43, 33, 47, 35, 38, 36, 46, 40, 51, 42, 52, 44, 53, 45, 59, 48, 61, 49, 68, 50, 57, 54, 67, 55, 58, 56, 76, 60, 66, 63, 71, 62, 74, 64, 73, 65, 79, 69, 83, 70, 89, 72, 97

Offset

1,2

Comments

It is known (see A280864) that this is a permutation of the natural numbers.

Links

N. J. A. Sloane, Table of n, a(n) for n = 1..10486

Crossrefs

Cf. A280864, A280771.

Sequence in context: A048334 A087027 A358142 * A354441 A354435 A358277

Adjacent sequences: A280767 A280768 A280769 * A280771 A280772 A280773

Keyword

nonn

Author

N. J. A. Sloane, Jan 17 2017

Status

approved