

A256865


Numbers divisible by prime(d+1) for each digit d of their base 5 representation.


14



0, 6, 10, 30, 50, 60, 110, 126, 150, 156, 168, 180, 210, 231, 250, 260, 300, 310, 378, 550, 630, 660, 726, 750, 756, 780, 810, 840, 900, 930, 1008, 1050, 1250, 1260, 1300, 1310, 1320, 1380, 1410, 1500, 1510, 1530, 1550, 1560, 1680, 1760, 1870, 1890, 1960, 2016, 2268, 2310, 2331, 2618, 2750, 2860, 3124, 3126, 3150, 3156, 3180
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OFFSET

1,2


COMMENTS

The base 5 variant of A256882  A256884, A256866  A256870 in bases 2, ..., 10.
A variant of A256875 where digits 0 are forbidden and divisibility by prime(d) is required.


LINKS

Table of n, a(n) for n=1..61.


EXAMPLE

0 is divisible by prime(0+1)=2.
6 = 11[5] in base 5, and is divisible by prime(1+1)=3.
10 = 20[5], and is divisible by prime(0+1)=2 and by prime(2+1)=5.
n = 1, 2, 3, 4 are not divisible by prime(n+1) = 3, 5, 7, 11. 5=10[5] is not divisible by prime(0+1)=2; 7=12[5] is not divisible by prime(2+1)=5, etc.


PROG

(PARI) is(n, b=5)=!for(i=1, #d=Set(digits(n, b)), n%prime(d[i]+1)&&return)


CROSSREFS

Cf. A256882, A256883, A256884, A256866A256870, A256874A256879, A256786.
Sequence in context: A272508 A218553 A265857 * A163478 A130440 A178676
Adjacent sequences: A256862 A256863 A256864 * A256866 A256867 A256868


KEYWORD

nonn,base


AUTHOR

M. F. Hasler, Apr 11 2015


STATUS

approved



