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A020947 Least k such that A(k) = n, where A( ) is sequence A020943. 7
2, 6, 15, 14, 28, 61, 30, 58, 121, 60, 62, 116, 241, 120, 245, 122, 124, 469, 234, 806, 509, 254, 242, 248, 244, 252, 250, 466, 510, 468, 494, 482, 486, 977, 488, 484, 504, 492, 930, 490, 506, 936, 500, 932, 940, 966 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A020943-A020945, A002487, A020948-A020950.

Sequence in context: A133933 A119416 A134891 * A011777 A129631 A014847

Adjacent sequences:  A020944 A020945 A020946 * A020948 A020949 A020950

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 16 11:41 EST 2012. Contains 205907 sequences.