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A029475
Numbers k that divide the (left) concatenation of all numbers <= k written in base 6 (most significant digit on left).
0
1, 5, 25, 31, 1325, 2875, 1936775, 4573295, 36887975, 417298925, 420098275, 2635449545, 24983644093
OFFSET
1,2
COMMENTS
No other terms below 3*10^10.
MATHEMATICA
b = 6; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[IntegerDigits[#, b], c], b], #] &] (* Robert Price, Mar 12 2020 *)
KEYWORD
nonn,base,more
EXTENSIONS
Corrected by Andrew Gacek (andrew(AT)dgi.net), Feb 20 2000
Corrected and more terms from Larry Reeves (larryr(AT)acm.org), May 24 2001
Edited and updated by Larry Reeves (larryr(AT)acm.org), Apr 12 2002
a(7)-a(9) from Max Alekseyev, May 13 2011
a(10)-a(13) from Jason Yuen, May 14 2024
STATUS
approved