1,1

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

F. N. David, M. G. Kendall and D. E. Barton, Symmetric Function and Allied Tables, Cambridge, 1966, p. 228.

Column 5 in triangle A008969.

Sequence in context: A069433 A062208 A132594 this_sequence A110852 A136677 A135812

Adjacent sequences: A001235 A001236 A001237 this_sequence A001239 A001240 A001241

nonn

N. J. A. Sloane (njas(AT)research.att.com).