login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A030999
Position of n-th 0 in A030998.
1
0, 8, 22, 36, 50, 64, 78, 92, 93, 95, 98, 101, 104, 107, 110, 114, 135, 156, 177, 198, 219, 239, 240, 242, 245, 248, 251, 254, 257, 261, 282, 303, 324, 345, 366, 386, 387, 389, 392, 395, 398, 401, 404, 408, 429, 450, 471, 492, 513
OFFSET
1,2
LINKS
MATHEMATICA
Rest[Flatten[Position[Flatten[IntegerDigits[#, 7]&/@Range[0, 200]], 0]]]-1 (* Harvey P. Dale, Oct 10 2011 *)
CROSSREFS
Sequence in context: A305515 A360510 A063301 * A113744 A058508 A134783
KEYWORD
nonn,base
EXTENSIONS
Missing a(1)=0 inserted by Sean A. Irvine, Apr 10 2020
STATUS
approved