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A077739 Smallest multiple of n beginning and ending in n and having a digit sum of n, or 0 if no such number exists. 1
1, 2, 3, 4, 5, 6, 7, 8, 9, 10810, 0, 12612, 1310413, 1411214, 15315, 162016, 0, 1818, 0, 207920, 2116821, 227722, 2318423, 244824, 252925, 269126, 272727, 283528, 2923229, 3069930, 31275931, 3268832, 3375933, 3457834, 3546935, 369936 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture: a(n) = 0 if and only if n is 11, 17 or 19.

LINKS

Table of n, a(n) for n=1..36.

EXAMPLE

a(23) = 2318423= 100801*23 and digit sum = 23. a(11) = a(17) = 0.

CROSSREFS

Cf. A077740.

Sequence in context: A087051 A082217 A082935 * A078213 A248794 A032555

Adjacent sequences:  A077736 A077737 A077738 * A077740 A077741 A077742

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Nov 20 2002

EXTENSIONS

Corrected and extended by Ray Chandler, Sep 05 2003

STATUS

approved

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Last modified April 25 23:48 EDT 2019. Contains 322465 sequences. (Running on oeis4.)