A275877 Numbers on the East-West axis of A274640 in order of appearance.

1, 2, 3, 4, 5, 8, 6, 11, 7, 12, 15, 16, 10, 9, 17, 19, 13, 24, 25, 22, 14, 18, 31, 27, 20, 26, 33, 21, 34, 37, 38, 43, 35, 39, 36, 40, 23, 49, 41, 28, 52, 29, 47, 32, 53, 46, 44, 55, 30, 60, 54, 45, 61, 48, 50, 66, 51, 73, 57, 70, 71, 76, 78, 83, 81, 77, 72, 65

Offset: 1

Author

N. J. A. Sloane, Aug 16 2016

Keywords

• nonn

Comments

Conjectured to be a permutation of the natural numbers.

Links

• Alois P. Heinz, Table of n, a(n) for n = 1..2000

Crossrefs

Cf. A274640.

Alternate terms of A274924 and A274928 (starting with a single 1).