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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
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 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The sequence has a finite number of terms. The sequence is a subset of A244595.
LINKS
EXAMPLE
Decimal 1811 = hex 713 -> 1+8+1+1 = 7+1+3.
CROSSREFS
Cf. A244595.
Sequence in context: A118842 A364831 A244595 * A237439 A048402 A237440
KEYWORD
nonn,base
AUTHOR
Andreas Boe, Jul 01 2014
STATUS
approved

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)