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A107432
Column 3 of array in A107431.
1
1, 1, 4, 4, 7, 8, 10, 11, 13
OFFSET
1,3
CROSSREFS
Cf. A107431.
Sequence in context: A263619 A046538 A353713 * A198991 A371556 A214990
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, May 28 2005
EXTENSIONS
a(1) and a(8)-a(9) from Floris P. van Doorn, Aug 22 2018
STATUS
approved