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A039696 If n = Product (p_j^k_j) then a(n) = Product (p_j) + Product (k_j). 1
2, 3, 4, 4, 6, 7, 8, 5, 5, 11, 12, 8, 14, 15, 16, 6, 18, 8, 20, 12, 22, 23, 24, 9, 7, 27, 6, 16, 30, 31, 32, 7, 34, 35, 36, 10, 38, 39, 40, 13, 42, 43, 44, 24, 17, 47, 48, 10, 9, 12, 52, 28, 54, 9, 56, 17, 58, 59, 60, 32, 62, 63, 23, 8, 66, 67, 68, 36, 70, 71, 72, 12, 74, 75 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

EXAMPLE

14 = 2^1*7^1, a(14)=2*7+1*1=15.

CROSSREFS

Sum of A007947 and A005361.

Sequence in context: A178993 A193768 A205791 * A076332 A245092 A092601

Adjacent sequences:  A039693 A039694 A039695 * A039697 A039698 A039699

KEYWORD

nonn,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified November 21 22:32 EST 2017. Contains 295054 sequences.