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A086096 Semiprimes with a semiprime number of 1's in their binary representation. 1
15, 39, 46, 51, 57, 58, 77, 85, 86, 95, 106, 111, 119, 123, 141, 142, 159, 166, 169, 177, 178, 183, 187, 201, 202, 209, 215, 219, 221, 226, 235, 237, 249, 267, 278, 287, 291, 298, 303, 305, 323, 326, 329, 335, 365, 371, 377, 393, 394, 407, 411, 413, 417, 427 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

The sixth semiprime = 15 = '1111' with four 1's, so 15 is a term.

CROSSREFS

Cf. A001358, A000120, A086097.

Sequence in context: A039605 A032654 A154988 * A176257 A055131 A121051

Adjacent sequences:  A086093 A086094 A086095 * A086097 A086098 A086099

KEYWORD

nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Jul 09 2003

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Last modified February 14 17:27 EST 2012. Contains 205644 sequences.