A325151 Non-palindromes numbers not ending in 0 whose square is the product of a number and its reverse in only one way.

403, 504, 816, 3267, 4356, 22932, 31003, 32967, 35143, 41004, 43956, 45864, 48616, 55242, 58422, 66976, 75525, 329967, 341033, 403403, 439956, 451044, 504504, 784806, 816816, 1341331, 2341332, 2452442, 2480742, 2570652, 2749572, 3010003, 3141313, 3299967, 3321133, 3462543, 4010004, 4030403, 4035297, 4252424, 4399956

Offset

1,1

Comments

The squares of these non-palindromes numbers form the second family of the terms of A325149, they form a subsequence of A076750.

The squares of these non-palindromes numbers generate also a family of terms of A325150 by this way: 4030^2 = 16900 * 961 = 96100 * 169.

Links

Chai Wah Wu, Table of n, a(n) for n = 1..576

Example

403^2 = 169 * 961.

Crossrefs

Subsequence of A207373.

Sequence in context: A237177 A128767 A097740 * A213605 A083815 A250893

Adjacent sequences: A325148 A325149 A325150 * A325152 A325153 A325154

Keyword

nonn,base

Author

Bernard Schott, Apr 05 2019

Extensions

Definition and terms corrected by Chai Wah Wu, Apr 12 2019

Status

approved