A022858 a(n) = [ a(n-1)/a(1) ] + [ a(n-2)/a(2) ] + ... + [ a(1)/a(n-1) ], for n >= 3.

1, 1, 2, 3, 5, 9, 15, 27, 47, 85, 151, 272, 486, 874, 1569, 2819, 5063, 9098, 16345, 29369, 52769, 94817, 170368, 306125, 550055, 988364, 1775934, 3191079, 5733875, 10302889, 18512702, 33264474, 59771136, 107399532, 192980424