login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Strings of 5 digits from 1...9, such that no formula using the single digits in the given order exists that evaluates to 0.
6

%I #8 Jun 11 2017 12:39:54

%S 12721,12812,13171,13181,13191,13656,13676,13678,13767,13787,13789,

%T 13876,13878,13896,13898,13987,13989,14181,14191,14767,14787,14789,

%U 14878,14898,14987,14989,15186,15191,15197,15351,15751,15782,15791,15795,15816,15854,15856,15861,15865

%N Strings of 5 digits from 1...9, such that no formula using the single digits in the given order exists that evaluates to 0.

%C For definitions and comments see A288350. The b-file provides all A288351(5)=1014 sequence terms.

%H Hugo Pfoertner, <a href="/A288355/b288355.txt">Table of n, a(n) for n = 1..1014</a>

%Y Cf. A288350, A288351, A288353, A288354, A288356.

%K nonn,base,fini,full

%O 1,1

%A _Hugo Pfoertner_, Jun 08 2017