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A083941 A014486-encoding of symmetric binary trees. 2
0, 2, 50, 844, 906, 13624, 13876, 14642, 14892, 15402, 218352, 219368, 222436, 223448, 225492, 234722, 235730, 238796, 239800, 241844, 246986, 247986, 250028, 254122, 3494880, 3498960, 3511240, 3515312, 3523496, 3560388, 3564452, 3576728 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

A. Karttunen, Ten initial terms illustrated in positions 0, 1, 6, 43, 51, 389, 416, 477, 504, 551

Index entries for encodings of plane rooted trees

FORMULA

a(n) = A014486(A083940(n))

CROSSREFS

Subsets: A084107, A080263, A080293.

Sequence in context: A016032 A080299 A083939 * A080263 A088920 A079198

Adjacent sequences:  A083938 A083939 A083940 * A083942 A083943 A083944

KEYWORD

nonn

AUTHOR

Antti Karttunen (MyFirstname.MySurname(AT)iki.fi) May 13 2003

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Last modified February 17 21:13 EST 2012. Contains 206085 sequences.