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A024680 Number of ways prime(n) is a sum of 3 odd nonprimes r,s,t satisfying 1 <= r < s < t. 0
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 1, 2, 1, 1, 3, 7, 6, 5, 9, 10, 7, 9, 17, 15, 19, 15, 24, 19, 34, 29, 31, 42, 42, 55, 58, 60, 57, 60, 71, 88, 85, 97, 92, 106, 129, 137, 132, 152, 142, 153, 176, 175, 182, 196, 212, 231, 239, 238, 250, 256, 306, 305, 326, 314, 382, 394, 394, 433, 413, 437 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,12

LINKS

Table of n, a(n) for n=1..72.

CROSSREFS

Sequence in context: A139368 A134303 A078997 * A083531 A003417 A158986

Adjacent sequences:  A024677 A024678 A024679 * A024681 A024682 A024683

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 21 08:17 EDT 2014. Contains 245843 sequences.