Partition of Integer into Parts not Multiple of 3/Examples/4

Examples of Partition of Integer into Parts not Multiple of 3
The integer $4$ can be partitioned into parts which are specifically not multiples of $3$ as follows:
 * $4$
 * $2 + 2$
 * $2 + 1 + 1$
 * $1 + 1 + 1 + 1$