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A102108
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Numbers of partitions of 2n into n primes.
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0
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1, 1, 2, 3, 5, 7, 10, 14, 19, 26, 35, 46, 60, 77, 98, 124, 157, 197, 244, 302, 372, 456, 557, 677, 819, 987, 1186, 1420, 1695, 2018, 2394, 2833, 3344, 3936, 4624, 5419, 6336, 7393, 8608, 10003, 11603, 13435, 15527, 17914, 20636, 23732, 27251, 31246, 35772
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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EXAMPLE
| a(2)=1 since 4 = 2+2;
a(3)=2 since 6 = 3+3 = 2+2+2;
a(4)=3 since 8 = 3+5 = 2+3+3 = 2+2+2+2.
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CROSSREFS
| Bisection of A000607.
Sequence in context: A116480 A023026 A096778 * A105780 A001522 A054405
Adjacent sequences: A102105 A102106 A102107 * A102109 A102110 A102111
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KEYWORD
| nonn
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AUTHOR
| Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Feb 14 2005
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EXTENSIONS
| Edited, corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net) Feb 27 2005
More terms from Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Feb 14 2005
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