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A030709 Number of new terms at stage n in the formation of A030707. 4
1, 1, 2, 3, 5, 6, 8, 9, 12, 15, 17, 18, 22, 24, 27, 30, 34, 36, 39, 42, 46, 48, 52, 57, 61, 65, 68, 71, 73, 77, 81, 84, 88, 92, 95, 99, 105, 108, 111, 114, 119, 124, 126, 130, 136, 142, 147, 150, 155, 158, 164, 167, 175, 180, 185, 189, 193, 197, 202, 207, 211 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Also the number of new terms at stage n in the formation of A030757.

LINKS

Sean A. Irvine, Table of n, a(n) for n = 1..1000

CROSSREFS

Cf. A030707, A030708, A030757, A030758.

Sequence in context: A075725 A049407 A030759 * A226806 A058588 A035399

Adjacent sequences:  A030706 A030707 A030708 * A030710 A030711 A030712

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Apr 06 2020

STATUS

approved

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Last modified April 19 21:11 EDT 2021. Contains 343117 sequences. (Running on oeis4.)