A283609 Numbers whose largest decimal digit is 6.

6, 16, 26, 36, 46, 56, 60, 61, 62, 63, 64, 65, 66, 106, 116, 126, 136, 146, 156, 160, 161, 162, 163, 164, 165, 166, 206, 216, 226, 236, 246, 256, 260, 261, 262, 263, 264, 265, 266, 306, 316, 326, 336, 346, 356, 360, 361, 362, 363, 364, 365, 366, 406, 416, 426

Offset

1,1

Comments

Numbers n such that A054055(n) = 6.

Number of terms less than 10^n is 7^n - 6^n.

Prime terms are in A106096.

Links

Muniru A Asiru, Table of n, a(n) for n = 1..5000

Mathematica

Select[Range[1000], Max[IntegerDigits[#]] == 6 &] (* Giovanni Resta, Mar 19 2017 *)

Prog

(Magma) [n: n in [1..100000] | Maximum(Setseq(Set(Sort(&cat[Intseq(n)])))) eq 6]
(PARI) for(n=1, 500, if(vecmax(digits(n))==6, print1(n, ", "))) \\ Indranil Ghosh, Mar 19 2017
(Python)
from sympy.ntheory.factor_ import digits
print([n for n in range(1, 501) if max(digits(n)[1:])==6]) # Indranil Ghosh, Mar 19 2017
(GAP) Filtered([1..500], n->Maximum(ListOfDigits(n))=6); # Muniru A Asiru, Mar 01 2019

Crossrefs

Cf. A054055, A106096.

Cf. Sequences of numbers whose largest decimal digit is k (for k = 1..9): A007088 (k = 1), A277964 (k = 2), A277965 (k = 3), A277966 (k = 4), A283608 (k = 5), this sequence (k = 6), A283610 (k = 7), A283611 (k = 8), A011539 (k = 9).

Sequence in context: A171440 A031220 A011536 * A043513 A277593 A017341

Adjacent sequences: A283606 A283607 A283608 * A283610 A283611 A283612

Keyword

nonn,base

Author

Jaroslav Krizek, Mar 19 2017

Status

approved