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A247898 First differences of A247678 1
36, 36, 54, 72, 18, 36, 18, 36, 36, 36, 18, 36, 36, 18, 18, 36, 36, 54, 18, 18, 90, 36, 54, 18, 18, 18, 36, 18, 54, 18, 36, 36, 18, 18, 36, 36, 18, 36, 36, 18, 54, 18, 72, 18, 36, 54, 18, 18, 36, 18, 90, 18, 36, 36, 18, 18, 18, 18, 18, 72, 18, 36, 18, 36, 18, 18, 18, 18, 18, 18, 36, 18, 18, 18, 54, 18, 18, 18, 18, 18, 18 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

All terms have digital root equal to 9.

LINKS

Odimar Fabeny, Table of n, a(n) for n = 1..10000

CROSSREFS

Cf. A247678.

Sequence in context: A255425 A126355 A217613 * A124511 A081445 A081449

Adjacent sequences: A247895 A247896 A247897 * A247899 A247900 A247901

KEYWORD

nonn,easy

AUTHOR

Odimar Fabeny, Sep 26 2014

STATUS

approved

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Last modified December 7 12:12 EST 2022. Contains 358656 sequences. (Running on oeis4.)