Sum of digits of Euler numbers.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =5a(5) =7a(6) =7a(7) =11a(8) =17a(9) =25a(10) =13a(11) =29a(12) =29a(13) =34a(14) =46a(15) =38a(16) =41a(17) =61a(18) =61a(19) =65a(20) =62a(21) =70a(22) =85a(23) =74a(24) =83a(25) =88a(26) =91a(27) =110a(28) =113a(29) =124