%I #8 Jan 16 2022 00:29:27
%S 7,4,4,1,6,3,1,5,2,7,4,2
%N First Sunday in the n-th month of a 365-day year starting on Monday.
%F a(n)+1 = A153839(n) (mod 7). [_R. J. Mathar_, Mar 20 2010]
%t fs[mo_]:=Module[{s=1},While[DayName[{2001,mo,s}]!=Sunday,s++];s]; Array[ fs,12] (* _Harvey P. Dale_, Sep 10 2017 *)
%Y Cf. A153839.
%K nonn,fini,full
%O 1,1
%A _J. Lowell_, Jan 02 2009
%E Keywords fini,full added by _R. J. Mathar_, Mar 20 2010