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A058990 Smallest power of two whose reversal of its n-th power is a prime. 0
2, 4, 256, 2, 2, 16, 2, 8, 32, 2, 32, 4, 268435456, 32, 8, 3794275180128377091639574036764685364535950857523710002444946112771297432041422848, 2, 4951760157141521099596496896 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Do[k = 2; While[ ! PrimeQ[ ToExpression[ StringReverse[ ToString[k^n] ] ] ], k *= 2]; Print[k], {n, 1, 18} ]
CROSSREFS
Sequence in context: A260755 A173566 A271551 * A343255 A262413 A363039
KEYWORD
nonn,base
AUTHOR
Robert G. Wilson v, Jan 16 2001
STATUS
approved

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Last modified May 30 18:38 EDT 2024. Contains 372971 sequences. (Running on oeis4.)