login
A067302
Row sums of triangle A067298 and of A067304.
4
1, 3, 18, 160, 1752, 21504, 282304, 3867840, 54547200, 785255680, 11478167040, 169748686848, 2533556365312, 38094656593920, 576271774875648, 8761529890717696, 133776598692003840, 2050020136793604096
OFFSET
0,2
FORMULA
a(n)=sum(A067298(n, m), m=0..n ).
Bisection: a(2*k)= (k+1)*A067297(2*k)=: A067303(k), a(2*k+1)= (2*k+3)*A067297(2*k+1)/2 =: A067322(k), k>=0.
G.f.: ge(x^2) + x*go(x^2) with ge(x) g.f. of A067303 and go(x) g.f. of A067322.
CROSSREFS
Sequence in context: A352638 A238302 A371020 * A361048 A212599 A052182
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Feb 05 2002
STATUS
approved