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 A379738 #8 Jan 03 2025 18:41:52 %S A379738 8,55,60,61,228,440,455,550,555,568,578,1508,1774,1778,1795,1796,1808, %T A379738 2218,2222,2308,2411,2519,2520,2834,2843,2885,3304,3386,3440,4000, %U A379738 4281,4390,4906,4994,4999,5090,5110,9777,9788,9966,10239,11780,11882,11930,12330,13873,13887,14259 %N A379738 Numbers k such that prime(k) and prime(k) + 9*k are anagrams. %e A379738 prime(8) = 19 and prime(8) + 9 * 8 = 91 are anagrams. %e A379738 prime(55) = 257 and prime(55) + 9 * 55 = 752 are anagrams. %e A379738 prime(60) = 281 and prime(60) + 9 * 60 = 821 are anagrams. %e A379738 prime(61) = 283 and prime(61) + 9 * 61 = 832 are anagrams. %e A379738 prime(228) = 1439 and prime(228) + 9 * 228 = 3491 are anagrams. %t A379738 Select[Range[10000], Sort[IntegerDigits[Prime[#]]] == Sort[IntegerDigits[Prime[#]+9#]] &] (* _Stefano Spezia_, Jan 01 2025 *) %o A379738 (Magma)[n: n in [1..2*10^4] | Sort(Intseq(NthPrime(n))) eq Sort(Intseq(NthPrime(n) + 9*n))]; // _Vincenzo Librandi_, Jan 01 2025 %Y A379738 Cf. A379208. %K A379738 nonn,base %O A379738 1,1 %A A379738 _Jean-Marc Rebert_, Dec 31 2024