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Search: id:A119216
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A119216 Triangular numbers composed of digits {4,7,8}. +0
3
78, 8778, 448878, 887778, 7478778, 88877778, 8888777778, 44847878778, 747488474778, 888887777778, 88888877777778, 8888888777777778, 888888887777777778, 7778777484477877878, 88888888877777777778 (list; graph; listen)
OFFSET

1,1
LINKS

G. Resta, Tridigital Triangular Numbers

CROSSREFS

Cf. A000217, A053963, A119217. See A119033 for a table of cross-references.

Sequence in context: A004367 A093278 A077694 this_sequence A119236 A126998 A159402

Adjacent sequences: A119213 A119214 A119215 this_sequence A119217 A119218 A119219

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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