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A338496 Least number of octagonal pyramidal numbers needed to represent n. 1
1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 6, 7, 8, 9, 2, 3, 4, 5, 6, 7, 8, 9, 10, 3, 4, 5, 1, 2, 3, 4, 5, 6, 4, 5, 6, 2, 3, 4, 5, 6, 7, 5, 6, 7, 3, 4, 5, 6, 7, 8, 6, 7, 8, 4, 5, 6, 2, 3, 4, 5, 6, 7, 5, 6, 7, 3, 1, 2, 3, 4, 5, 6, 7, 8, 4, 2, 3, 4, 5, 6, 7, 8, 9, 5, 3, 4, 3, 4, 5, 6, 7, 8, 6, 4, 5, 4, 2, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..101.

Eric Weisstein's World of Mathematics, Pyramidal Number

Index to sequences related to pyramidal numbers

CROSSREFS

Cf. A002414, A104246, A338458, A338481, A338493, A338494, A338495.

Sequence in context: A053844 A010887 A101412 * A053830 A033929 A025482

Adjacent sequences:  A338493 A338494 A338495 * A338497 A338498 A338499

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Oct 31 2020

STATUS

approved

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Last modified September 25 09:32 EDT 2021. Contains 347654 sequences. (Running on oeis4.)