A307646 - OEIS

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A307646

Numbers that are the sum of a prime number and a nonnegative cube.

2

2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 23, 24, 25, 27, 29, 30, 31, 32, 34, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 53, 54, 55, 56, 58, 59, 60, 61, 62, 64, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 77, 79, 80, 81, 83, 84, 86, 87, 88, 89, 90, 91

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..74.

FORMULA

Exponents in expansion of (Sum_{i>=1} x^prime(i)) * (Sum_{j>=0} x^(j^3)).

CROSSREFS

Cf. A000040, A000578, A014089, A045911, A302354, A307647.

Sequence in context: A158037 A332109 A287519 * A246786 A095949 A106092

Adjacent sequences: A307643 A307644 A307645 * A307647 A307648 A307649

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Apr 19 2019

STATUS

approved