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A248388 Indices of composite terms in A247665. 5
3, 6, 7, 13, 15, 27, 28, 31, 32, 40, 50, 55, 57, 63, 65, 82, 101, 111, 112, 115, 116, 127, 131, 132, 165, 172, 203, 204, 223, 225, 231, 233, 255, 263, 264, 278, 331, 332, 358, 407, 408, 417, 447, 448, 451, 455, 463, 467, 511, 527, 557, 661, 663, 665, 717, 761 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Russ Cox and N. J. A. Sloane, Table of n, a(n) for n = 1..19456

CROSSREFS

Cf. A247665, A248387, A248379, A248390.

Sequence in context: A191290 A137595 A033053 * A107850 A216514 A051218

Adjacent sequences:  A248385 A248386 A248387 * A248389 A248390 A248391

KEYWORD

nonn

AUTHOR

Russ Cox and N. J. A. Sloane, Oct 16 2014

STATUS

approved

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Last modified September 22 20:30 EDT 2018. Contains 315270 sequences. (Running on oeis4.)