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A056099 First differences of A025488 (binary order for least prime signatures). 1
1, 1, 1, 2, 2, 3, 4, 4, 7, 7, 8, 11, 12, 17, 18, 21, 26, 28, 34, 41, 44, 54, 58, 69, 79, 87, 103, 113, 129, 145, 160, 188, 204, 231, 258, 282, 319, 350, 393, 437, 475, 529, 581, 646, 716, 776, 861, 935, 1030, 1133, 1236, 1358, 1476, 1605, 1763, 1904, 2089, 2267, 2460 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Ray Chandler, Table of n, a(n) for n = 0..182 (first 151 terms from T. D. Noe)

EXAMPLE

a(n) counts entries of A025487 starting a new row after each power of two.

CROSSREFS

Cf. A025487, A025488.

Sequence in context: A284334 A198317 A036822 * A084848 A153937 A242971

Adjacent sequences:  A056096 A056097 A056098 * A056100 A056101 A056102

KEYWORD

easy,nonn

AUTHOR

Alford Arnold, Jul 29 2000

EXTENSIONS

More terms from Sascha Kurz, Mar 25 2002

Extended by Ray Chandler, Aug 11 2010

STATUS

approved

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Last modified December 10 05:49 EST 2018. Contains 318044 sequences. (Running on oeis4.)