A244597 Prime numbers whose decimal expansion has the same digit sum as its hexadecimal expansion. Only digits 1-9 are allowed in both the decimal and hexadecimal expansions.

2, 3, 5, 7, 53, 149, 281, 373, 641, 643, 647, 821, 823, 919, 1319, 1361, 1367, 1637, 1811, 1861, 2129, 2179, 2357, 4421, 4423, 5233, 5237, 5413, 5417, 5737, 5783, 6229, 6277, 6451, 6547, 8521, 9241, 9337, 9511, 9833, 12611, 12613, 12841, 13159, 13331, 13337

Offset

1,1

Comments

The sequence has a finite number of terms. The sequence is a subset of A244595.

Links

Andreas Boe, Table of n, a(n) for n = 1..10000

Example

Decimal 1811 = hex 713 -> 1+8+1+1 = 7+1+3.

Crossrefs

Cf. A244595.

Sequence in context: A118842 A364831 A244595 * A237439 A048402 A237440

Adjacent sequences: A244594 A244595 A244596 * A244598 A244599 A244600

Keyword

nonn,base

Author

Andreas Boe, Jul 01 2014

Status

approved