A361389 a(n) is the least positive integer that can be expressed as the sum of one or more consecutive nonzero palindromes in exactly n ways.

1, 3, 9, 696, 7656, 11880000000000, 16394400000000

Offset

1,2

Links

Table of n, a(n) for n=1..7.

Example

For n = 3: 9 = 9 = 4 + 5 = 2 + 3 + 4.

Crossrefs

Cf. A002113.

Sequence in context: A260551 A359615 A137036 * A088031 A069028 A318246

Adjacent sequences: A361386 A361387 A361388 * A361390 A361391 A361392

Keyword

nonn,base,more

Author

Ilya Gutkovskiy, Mar 13 2023

Extensions

a(6)-a(7) from Michael S. Branicky, Mar 13 2023

Status

approved