login
A068619
a(1) = 3; a(n+1) = smallest triangular number formed by inserting one or more digits into a(n).
6
3, 36, 136, 1326, 113526, 110283526, 1102583542690, 115025835237421690, 1145025835243794632181690
OFFSET
1,1
COMMENTS
The sequence is the same if a(1) = 6.
CROSSREFS
Cf. A068618.
Sequence in context: A275560 A213848 A006428 * A247768 A168075 A275085
KEYWORD
base,nonn,more
AUTHOR
Amarnath Murthy, Feb 25 2002
EXTENSIONS
a(5)-a(6) corrected and a(7) added by Max Alekseyev, Apr 25 2009
a(8)-a(9) from Max Alekseyev, Apr 26 2012, Feb 11 2018
STATUS
approved