A077535 Multiples of 6 with only prime digits (2, 3, 5 and 7).

72, 222, 252, 372, 522, 552, 732, 2232, 2322, 2352, 2532, 2772, 3222, 3252, 3372, 3522, 3552, 3732, 5232, 5322, 5352, 5532, 5772, 7272, 7332, 7572, 7722, 7752, 22272, 22332, 22572, 22722, 22752, 23232, 23322, 23352, 23532, 23772, 25272

Offset

1,1

Comments

There are 4^n/12 + O(1) n-digit terms in this sequence. - Charles R Greathouse IV, Jul 15 2016

Links

Table of n, a(n) for n=1..39.

Crossrefs

Cf. A077533, A077534.

Sequence in context: A358514 A344179 A050498 * A339994 A064716 A073412

Adjacent sequences: A077532 A077533 A077534 * A077536 A077537 A077538

Keyword

base,nonn

Author

Amarnath Murthy, Nov 08 2002

Extensions

Corrected and extended by Sascha Kurz, Jan 03 2003

Corrected and extended by Don Reble, Nov 20 2006

Status

approved