A056765 Number of integers from A056757 (defined by A000005(x)^3 > x) not exceeding 2^n.

0, 1, 3, 5, 8, 16, 21, 33, 52, 65, 90, 121, 143, 176, 204, 221, 245, 257, 263, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267, 267

Offset: 1

Author

Labos Elemer, Aug 16 2000

Keywords

• nonn

Examples

			The finite sequence A056757 has 267 entries of which the following 8 occur below 32 = 2^5: {3, 5, 7, 9, 15, 21, 25, 27}. So a(5)=8.
		

Crossrefs

Cf. A000005, A029837, A035033-A035035, A034884, A056757-A056767.

Extensions

More terms from Sean A. Irvine, May 05 2022