A284006 a(n) = a(a(n-A001511(n))) + a(n-a(n-A001511(n))) with a(1) = a(2) = 1, where A001511(n) = 1 + exponent of the highest power of 2 dividing n.

1, 1, 2, 3, 3, 4, 5, 5, 6, 6, 7, 8, 8, 9, 10, 11, 11, 12, 13, 13, 13, 14, 15, 15, 16, 17, 17, 19, 19, 20, 20, 21, 21, 21, 22, 23, 24, 25, 25, 26, 27, 28, 29, 28, 30, 31, 31, 32, 32, 33, 33, 34, 34, 34, 34, 35, 36, 37, 38, 38, 40, 40, 41, 42, 43, 43, 44, 45, 45, 46, 47, 47, 48, 48, 49, 51, 50, 50

Offset: 1

Author

Antti Karttunen, Mar 23 2017

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 1..10001

Crossrefs

Cf. A001511, A004001, A093049, A284000, A284007.

Formula

a(1) = a(2) = 1, for n > 2, a(n) = a(a(A093049(n))) + a(n-a(A093049(n))).