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A036520 Smallest triangle containing exactly n 3's. 1
3, 3003, 33153, 3303735, 333336, 333039336, 13333363350, 330335331336, 3033333513330, 303313733373336, 30333330330333465 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A034316 A003534 A202520 * A193447 A134909 A003831

Adjacent sequences:  A036517 A036518 A036519 * A036521 A036522 A036523

KEYWORD

nonn,base

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified February 15 13:35 EST 2012. Contains 205802 sequences.