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A110030 Number of consecutive integers starting with n needed to sum to a Niven number. 2
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 2, 3, 3, 4, 3, 1, 3, 1, 1, 2, 3, 1, 5, 3, 1, 5, 3, 1, 2, 6, 3, 5, 3, 1, 3, 3, 3, 1, 3, 1, 3, 3, 1, 4, 3, 1, 3, 1, 3, 5, 3, 1, 2, 3, 4, 2, 3, 1, 5, 5, 1, 3, 3, 2, 2, 3, 3, 1, 3, 1, 3, 3, 3, 2, 3, 5, 3, 1, 1, 5, 3, 1, 2, 3, 3, 5, 3, 1, 4, 9, 4, 3, 3, 9, 2, 5, 3, 1, 3, 1, 2, 2, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,11

LINKS

Table of n, a(n) for n=1..105.

EXAMPLE

a(25)=5 because 25 + 26 + 27 + 28 + 29 = 135 and 135/9 = 15, 5 consecutive

integers are needed.

CROSSREFS

Cf. A005349, A110029, A110031.

Sequence in context: A029279 A026181 A106601 * A211948 A021766 A135564

Adjacent sequences:  A110027 A110028 A110029 * A110031 A110032 A110033

KEYWORD

base,easy,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Jul 08 2005

STATUS

approved

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Last modified December 19 01:55 EST 2014. Contains 252175 sequences.