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A106245 Number of partitions into powers of distinct primes. 1
1, 1, 2, 2, 3, 2, 3, 5, 5, 5, 6, 7, 7, 8, 8, 12, 12, 12, 14, 15, 17, 18, 20, 23, 25, 25, 29, 32, 35, 36, 38, 44, 46, 48, 54, 60, 62, 62, 68, 77, 82, 86, 92, 97, 103, 109, 119, 131, 135, 138, 147, 161, 174, 182, 191, 201, 210, 223, 242, 260, 268, 273, 288, 315, 336, 354 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
FORMULA
a(n) = A051613(n-1)+A051613(n). - Vladeta Jovovic, Apr 28 2005
EXAMPLE
a(12) = #{11+1,3^2+2+1,2^3+3+1,7+5,7+2^2+1,7+3+2,5+2^2+3} =
7.
CROSSREFS
Sequence in context: A126225 A306997 A056160 * A129568 A177892 A341758
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Apr 26 2005
STATUS
approved

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Last modified March 28 10:55 EDT 2024. Contains 371241 sequences. (Running on oeis4.)