A081987 a(n) = {A081982(n)+1}/d, where d is the product of nonzero digits of A081982(n).

12, 4, 102, 38, 44, 4, 106, 13, 104, 36, 6, 338, 511, 344, 177, 368, 601, 87, 102, 14, 434, 267, 30, 13, 123, 38, 334, 1006, 1056, 4, 1004, 168, 178, 1028, 56, 1002, 36, 1017, 49, 29, 128, 334, 6, 1014, 46, 478, 1677, 160, 3368, 10112, 1126, 5106, 852, 183, 114

Offset

1,1

Links

Table of n, a(n) for n=1..55.

Example

A081982(6) = 167 hence a(6) = 168/(1*6*7) = 4.

Crossrefs

Cf. A081981, A081982, A081983, A081984, A081986.

Sequence in context: A040137 A092237 A367323 * A327972 A047709 A002911

Adjacent sequences: A081984 A081985 A081986 * A081988 A081989 A081990

Keyword

base,nonn

Author

Amarnath Murthy, Apr 04 2003

Extensions

More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 06 2003

Status

approved