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 A386050 #6 Jul 15 2025 21:16:37 %S A386050 2,5,29,59,229,509,599,929,2029,2099,2909,2999,5009,5059,5099,5209, %T A386050 9029,9059,9209,9929,20029,20509,20599,20929,20959,22229,22259,25229, %U A386050 25999,29009,29059,29209,29599,29959,50599,50909,50929,52009,52259,52529,52999,55009 %N A386050 Primes having only {0, 2, 5, 9} as digits. %H A386050 Jason Bard, <a href="/A386050/b386050.txt">Table of n, a(n) for n = 1..10000</a> %H A386050 <a href="/index/Pri#PrimesWithDigits">Index to entries for primes with digits in a given set</a> %t A386050 Select[FromDigits /@ Tuples[{0, 2, 5, 9}, n], PrimeQ] %o A386050 (Magma) [p: p in PrimesUpTo(10^6) | Set(Intseq(p)) subset [0, 2, 5, 9]]; %o A386050 (Python) print(list(islice(primes_with("0259"), 41))) # uses function/imports in A385776 %o A386050 (PARI) primes_with(, 1, [0, 2, 5, 9]) \\ uses function in A385776 %Y A386050 Supersequence of A261268, A385769, A385786. %Y A386050 Cf. A000040, A030433, A385776. %K A386050 nonn,base,easy %O A386050 1,1 %A A386050 _Jason Bard_, Jul 15 2025