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Table of n, a(n) for n=1..52.
The value of 9 in this sequence corresponds to the record of 9 set by 840 in A138570
Cf. A135060, A138570.
Sequence in context: A039270 A039208 A039119 * A060863 A063934 A222030
Adjacent sequences: A140294 A140295 A140296 * A140298 A140299 A140300
J. Lowell, May 25 2008
a(12)=16 and a(15)-a(52) from Ray Chandler, Nov 10 2009