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A254712 Semiprimes that are the sum of five successive semiprimes. 3
69, 82, 166, 417, 451, 545, 614, 679, 717, 731, 763, 779, 799, 813, 851, 1047, 1057, 1077, 1101, 1119, 1138, 1262, 1293, 1346, 1371, 1603, 1639, 1651, 1678, 1739, 1761, 1817, 1897, 1959, 1983, 2049, 2078, 2177, 2263, 2446, 2498, 2533, 2661, 2705, 2734, 2746, 2762 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Zak Seidov, Table of n, a(n) for n = 1..10000

EXAMPLE

69=A001358(24)=A001358(3)+...+A001358(7)= 9 + 10 + 14 + 15 + 21,

82=A001358(27)=A001358(4)+...+A001358(8)= 10 + 14 + 15 + 21 + 22.

CROSSREFS

Cf. A001358, A092192, A131610, A158339.

Sequence in context: A015980 A065209 A045021 * A197172 A253154 A140368

Adjacent sequences:  A254709 A254710 A254711 * A254713 A254714 A254715

KEYWORD

nonn

AUTHOR

Zak Seidov, Feb 06 2015

STATUS

approved

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Last modified August 21 23:01 EDT 2019. Contains 326169 sequences. (Running on oeis4.)