A167907 A121878(n) + A121878(n+1).

3, 5, 7, 10, 11, 13, 15, 17, 19, 21, 23, 26, 29, 30, 29, 30, 35, 37, 39, 41, 43, 46, 47, 51, 53, 51, 53, 57, 59, 61, 65, 67, 65, 66, 71, 73, 77, 78, 77, 82, 85, 83, 85, 89, 91, 93, 95, 97, 101, 102, 101, 105, 107, 109, 111, 113, 115, 118, 123, 122, 119, 122, 127, 129, 131

Offset

1,1

Comments

A008966(a(n)) = 1 by definition of A121878.

Links

Table of n, a(n) for n=1..65.

Crossrefs

Cf. A167903.

Sequence in context: A173708 A239929 A246955 * A306639 A190345 A189516

Adjacent sequences: A167904 A167905 A167906 * A167908 A167909 A167910

Keyword

nonn

Author

Reinhard Zumkeller, Nov 15 2009

Status

approved