A284290 Primes containing a digit 4.

41, 43, 47, 149, 241, 347, 349, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 541, 547, 641, 643, 647, 743, 941, 947, 1049, 1249, 1409, 1423, 1427, 1429, 1433, 1439, 1447, 1451, 1453, 1459, 1471, 1481, 1483, 1487, 1489

Offset

1,1

Comments

Subsequence of A011534 and A062669.

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Mathematica

Select[Range[1500], PrimeQ[#] && MemberQ[IntegerDigits[#], 4] &] (* Amiram Eldar, Nov 09 2019 *)

Prog

(Magma) [p: p in PrimesUpTo(10000) | 4 in Intseq(p)]

Crossrefs

Cf. Primes containing a digit k for k = 0 - 9: A056709 (k = 0), A208270 (k = 1), A208272 (k = 2), A212525 (k = 3), A284290 (k = 4), A257667 (k = 5), A284291 (k = 6), A257668 (k = 7), A284292 (k = 8), A106093 (k = 9).

Sequence in context: A243429 A345346 A062669 * A045710 A090152 A139774

Adjacent sequences: A284287 A284288 A284289 * A284291 A284292 A284293

Keyword

base,nonn

Author

Jaroslav Krizek, Mar 24 2017

Status

approved