1,1

Cf. A024011, A007506, A028581.

Sequence in context: A087754 A128295 A089500 this_sequence A137890 A074333 A008559

Adjacent sequences: A028579 A028580 A028581 this_sequence A028583 A028584 A028585

nonn,nice

G. L. Honaker, Jr. (honak3r(AT)bvunet.net)

5th term from Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), May 14 2000