A191406 A001951(n)+A001951(n+2).

2, 5, 7, 11, 13, 16, 19, 21, 25, 27, 30, 33, 35, 39, 41, 45, 47, 50, 53, 55, 59, 61, 64, 67, 69, 73, 75, 79, 81, 84, 87, 89, 93, 95, 98, 101, 103, 107, 109, 112, 115, 117, 121, 123, 127, 129, 132, 135, 137, 141, 143, 146, 149, 151, 155, 157, 161, 163, 166, 169, 171, 175, 177, 180, 183, 185, 189, 191, 194, 197

Offset

0,1

Comments

See A191405.

Links

Table of n, a(n) for n=0..69.

Mathematica

(See A191405.)
#[[1]]+#[[3]]&/@Partition[Floor[Range[0, 72] Sqrt[2]], 3, 1] (* Harvey P. Dale, Feb 09 2025 *)

Crossrefs

Cf. A191405.

Sequence in context: A113543 A189468 A004134 * A322969 A229470 A157829

Adjacent sequences: A191403 A191404 A191405 * A191407 A191408 A191409

Keyword

nonn,changed

Author

Clark Kimberling, Jun 01 2011

Status

approved