A237280 Numbers k such that A000041(k) == 2 (mod 4).

2, 8, 9, 10, 19, 22, 25, 27, 28, 31, 34, 40, 42, 45, 46, 47, 50, 57, 64, 65, 79, 86, 97, 101, 103, 110, 129, 147, 151, 158, 160, 163, 167, 170, 174, 175, 176, 184, 197, 198, 207, 213, 217, 224, 227, 228, 241, 245, 246, 247

Offset: 1

Author

Clark Kimberling, Feb 05 2014

Keywords

• nonn
• easy

Comments

The set of positive integers is partitioned by the sequences A237278-A237281.

Examples

			A000041(8) = 22 == 2 (mod 4).
		

Links

• Clark Kimberling, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A000041, A237276, A237278, A237279, A237281.

Cf. A121062.

Programs

Mathematica

f[n_, k_] := Select[Range[250], Mod[PartitionsP[#], n] == k &]
Table[f[4, k], {k, 0, 3}] (* A237278-A237281 *)