A101633 Main diagonal of array in A101385.

3, 34, 987, 1032, 75025, 75138, 76279, 14930352, 14930643, 14935554, 15024075, 15024408, 7778742049, 7778742806, 7778763975, 7779378658, 7779379457, 7797272004, 7797272871, 7797295150, 10610209857723, 10610209859700

Offset: 1

Author

N. J. A. Sloane, Jan 26 2005

Keywords

• nonn

Crossrefs

Cf. A101385.

Programs

Mathematica

zeck[n_Integer] := Block[{k = Ceiling[ Log[ GoldenRatio, n*Sqrt[5]]], t = n, fr = {}}, While[k > 1, If[t >= Fibonacci[k], AppendTo[fr, 1]; t = t - Fibonacci[k], AppendTo[fr, 0]]; k-- ]; FromDigits[fr]]; kfpv[n_, m_] := Block[{y = Reverse[IntegerDigits[zeck[n]]], z = Reverse[IntegerDigits[zeck[m]]]}, Sum[ y[[i]]*z[[j]]*Fibonacci[(i + 1)(j + 1)], {i, Length[y]}, {j, Length[z]}]]; (* Robert G. Wilson v Feb 09 2005 *)
Table[ kfpv[n, n], {n, 18}] (* Robert G. Wilson v, Feb 09 2005 *)

Extensions

More terms from David Applegate, Jan 26 2005

More terms from Robert G. Wilson v, Feb 09 2005