This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A276038 Numbers n such that product of digits of n is a power of 6. 9
 1, 6, 11, 16, 23, 32, 49, 61, 66, 94, 111, 116, 123, 132, 149, 161, 166, 194, 213, 229, 231, 236, 263, 292, 312, 321, 326, 334, 343, 362, 389, 398, 419, 433, 469, 491, 496, 611, 616, 623, 632, 649, 661, 666, 694, 839, 893, 914, 922, 938, 941, 946, 964 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS David A. Corneth, Table of n, a(n) for n = 1..11690 (Terms <= 10^6) EXAMPLE 946 is in the sequence because 9*4*6 = 216 = 6^3. MATHEMATICA Select[Range[20000], IntegerQ[Log[6, Times@@(IntegerDigits[#])]] &] PROG (PARI) is(n) = my(d = vecsort(digits(n)), p = prod(i = 1, #d, d[i])); d[1] >= 1 && 6^logint(p, 6) == p \\ David A. Corneth, Jun 23 2018 CROSSREFS Cf. similar sequences listed in A276037. Cf. A199988. Sequence in context: A315501 A315502 A315503 * A315504 A315505 A191158 Adjacent sequences:  A276035 A276036 A276037 * A276039 A276040 A276041 KEYWORD nonn,base AUTHOR Vincenzo Librandi, Aug 19 2016 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 22 21:05 EDT 2019. Contains 323503 sequences. (Running on oeis4.)