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A119068
Numbers k such that the k-th triangular number contains only digits {0,3,8}.
2
2, 24, 77, 126797, 12714624, 129079888464, 77885018846797, 4009565647007922, 40750555532000002
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OFFSET
1,1
COMMENTS
Next term exceeds 1.4*10^17.
LINKS
Table of n, a(n) for n=1..9.
G. Resta,
Tridigital Triangular Numbers
CROSSREFS
Cf.
A000217
,
A119067
. See
A119034
for a table of cross-references.
Sequence in context:
A195189
A119060
A119050
*
A068379
A136280
A123831
Adjacent sequences:
A119065
A119066
A119067
*
A119069
A119070
A119071
KEYWORD
nonn
,
base
,
more
AUTHOR
Giovanni Resta
, May 10 2006
EXTENSIONS
One more term from
Max Alekseyev
, Mar 09 2009
STATUS
approved
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Last modified May 9 19:33 EDT 2024. Contains 372354 sequences. (Running on oeis4.)