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A084430 Smallest prime with "n^3" as central digit(s). 0

%I #9 Oct 05 2013 02:08:37

%S 101,113,181,1277,2647,11251,12161,23431,15121,17291,410009,213319,

%T 117281,421973,127447,233759,240967,249131,158329,168599,180001,

%U 192611,1106489,1121671,2138249,2156251,1175767,1196837,2219527,2243893,1270001,3297911,2327681

%N Smallest prime with "n^3" as central digit(s).

%o (PARI) a(n) = {n = n^3; for (i = 1, 9, forstep (j=1, 9, 2, v = j + 10*n + i*10^(1+length(Str(n))); if (isprime(v), return (v)); ); ); } \\ _Michel Marcus_, Oct 05 2013

%Y Cf. A038370, A084413, A084414.

%K easy,nonn,base

%O 0,1

%A _Zak Seidov_, Jun 27 2003

%E More terms from _Michel Marcus_, Oct 05 2013

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)