This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A386144 #7 Jul 17 2025 22:42:35 %S A386144 2,3,5,23,53,223,233,263,353,523,563,653,2333,2633,2663,3253,3323, %T A386144 3533,3623,5233,5323,5333,5563,5623,5653,6263,6323,6353,6553,6563, %U A386144 6653,23333,23563,23623,23633,23663,25253,25523,25633,26263,26633,32233,32323,32353,32363 %N A386144 Primes having only {2, 3, 5, 6} as digits. %H A386144 Jason Bard, <a href="/A386144/b386144.txt">Table of n, a(n) for n = 1..10000</a> %H A386144 <a href="/index/Pri#PrimesWithDigits">Index to entries for primes with digits in a given set</a> %t A386144 Flatten[Table[Select[FromDigits /@ Tuples[{2, 3, 5, 6}, n], PrimeQ], {n, 7}]] %o A386144 (Magma) [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [2, 3, 5, 6]]; %o A386144 (Python) print(list(islice(primes_with("2356"), 41))) # uses function/imports in A385776 %o A386144 (PARI) primes_with(, 1, [2, 3, 5, 6]) \\ uses function in A385776 %Y A386144 Supersequence of A214703, A260126, A260225. %Y A386144 Cf. A000040, A030431, A385776. %K A386144 nonn,base,easy %O A386144 1,1 %A A386144 _Jason Bard_, Jul 17 2025