Sums of squared terms in rows of triangle A114172.

Terms

a(0) =1a(1) =2a(2) =11a(3) =63a(4) =388a(5) =2484a(6) =16330a(7) =109549a(8) =745851a(9) =5141513a(10) =35807609a(11) =251514544a(12) =1779289072a(13) =12663046683a(14) =90583092779a(15) =650818310772