A090846 Positions of the terms of A090845^3 in A090845, where A090845 is equal to the union of the self-convolutions A090845^2 and A090845^3, in ascending order by size, starting with A090845(0)=1.

1, 3, 5, 8, 10, 12, 15, 17, 19, 22, 24, 27, 29, 31, 34, 36, 38, 41, 43, 45, 48, 50, 53, 55, 57, 60, 62, 64, 67, 69, 72, 74, 76, 79, 81, 83, 86, 88, 90, 93, 95, 98, 100, 102, 105, 107, 109, 112, 114, 117, 119, 121, 124, 126, 128, 131, 133, 135, 138, 140, 143, 145, 147, 150

Offset

0,2

Comments

What is the value of limit a(n)/n ? Example: a(12000)/12000 = 2.3758333...

Links

Paul D. Hanna, Table of n, a(n) for n = 0..12000

Formula

A090845(a(n)) = A222083(n) for n>=0, where A222083 is the self-convolution cube of A090845.

Example

a(4)=10 since A090845^3(4)=A090845(10)=51, where
A090845={1,1,2,3,5,9,10,20,22,40,51,...} and
A090845^3={1,3,9,22,51,114,230,468,885,1674,3045,5418,...}.

Crossrefs

Cf. A090845, A222082, A222083.

Sequence in context: A189929 A047391 A184655 * A195170 A079527 A287236

Adjacent sequences: A090843 A090844 A090845 * A090847 A090848 A090849

Keyword

nonn

Author

Paul D. Hanna, Dec 09 2003

Status

approved