5th row of number array A083064.

Terms

a(0) =1a(1) =5a(2) =29a(3) =173a(4) =1037a(5) =6221a(6) =37325a(7) =223949a(8) =1343693a(9) =8062157a(10) =48372941a(11) =290237645a(12) =1741425869a(13) =10448555213a(14) =62691331277a(15) =376147987661